4.2.1
Open chamber overview
1. Flue gas exhaust duct collar
2. TTB safety Burner
3. Safety thermostat (overheating) 105°C
4. Primary exchanger flow sensor
5. Detection and ignition electrodes
6. Gas valve
7. Domestic hot water flow sensor
LEGEND
Spark generator
8.
Safety valve
9.
Control panel
10.
Modulating circulation pump with automatic deaerator
11.
Primary exchanger inlet sensor
12.
Primary heat exchanger
13.
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